Zachary Appelbaum, MD
Nephrology Physician · New Brunswick, NJ
Zachary Appelbaum, MD is a nephrology physician with a practice address in New Brunswick, New Jersey, and NPI 1376006064, issued on Apr 9, 2019. Check the license (New Jersey 25MA12094900, as entered in NPPES) on the New Jersey State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Zachary Appelbaum
- Credential
- MD
- Primary taxonomy
- Nephrology Physician 207RN0300X
- License number
- 25MA12094900 NJ
Self-reported in NPPES; status is on the state search - Practice location
- 125 Paterson St Ste 5100, New Brunswick, NJ 08901
- Phone
- (732) 235-6512
- Enumerated
- Apr 9, 2019
- Record last updated
- Jul 2, 2024
- Medicare enrollment
- Enrolled (PECOS I20240527000467); accepts Medicare assignment
- Medical or professional school
- University Of Miami, Lm Miller School Of Medicine, 2019
- Entity
- Type 1 · individual
8 nearest nephrology physician records → All 433 in New Jersey → Look up another NPI →
Also registered at 125 Paterson St Ste 5100
A shared address usually means a shared clinic or building; it does not show who employs whom.
- George Abdelsayed, MDGastroenterology Physician1144298613
- Ilya Berim, MDPulmonary Disease Physician1588801567
- Ramandeep Bhalla, MDInternal Medicine Physician1346582434
- Carolyn Catalano, APNFamily Nurse Practitioner1912449331
- Avani Desai, M.D.Internal Medicine Physician1669817433
- Seema Malkana, D.O.Internal Medicine Physician1073992988
Verify Zachary Appelbaum in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNew Jersey State Board of Medical Examiners
Search for license 25MA12094900Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
91% fewer Medicare Part D claims than the average nephrology physician in 2024
126 Medicare Part D claims for 45 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D.
Most prescribed
- Losartan Potassium25 claims
- Carvedilol18 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through one group practice
- Rutgers Health-Rwj Scleroderma ProgramNew Brunswick, NJ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Zachary Appelbaum among 433 nephrology physician records in New Jersey
Zachary Appelbaum, MD is one of 433 nephrology physician records with a practice address in New Jersey. 88% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 95% of them.
- NPI issued2019 · 95% of these records are older, 3% newer
- In a Medicare fileYes · 88% of these records are
- In the CMS Doctors and Clinicians fileYes · 78% of these records are
- Graduated2019 · median 2000 among the 337 with a school on file
- Record last updated2024 · 62% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RN0300X and a New Jersey practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Nephrology Physician providers in New Jersey
There are 433 nephrology physician records in New Jersey.
All 433 in New Jersey → Every provider in New Brunswick → Nephrology Physician nationwide →
The 8 nephrology physician records with the nearest ZIP codes
- Rabia Akhtar, M.D.New Brunswick, NJ 089011184030959
- Mojgan Jalalzadeh, MDNew Brunswick, NJ 089011902335961
- Steve Khalil, M.D.New Brunswick, NJ 089011568738268
- Gertrude LefavourNew Brunswick, NJ 089011841216397
- Elias LianosNew Brunswick, NJ 089011457377996
- Luz Liriano-Ward, M.D.New Brunswick, NJ 089011801020896
- Richard Mann, MDNew Brunswick, NJ 089011598785883
- Zahidul Mondal, MDNew Brunswick, NJ 089011427230218
Common questions
What is Zachary Appelbaum, MD's NPI number?
Zachary Appelbaum, MD's National Provider Identifier (NPI) is 1376006064, issued on Apr 9, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Zachary Appelbaum, MD located?
The NPPES record lists a practice address at 125 Paterson St Ste 5100, New Brunswick, NJ, 08901. Phone: (732) 235-6512. Providers update this record themselves, so call before visiting.
How can I verify Zachary Appelbaum, MD's license?
NPPES lists New Jersey license number 25MA12094900, as entered by the provider. Search the New Jersey State Board of Medical Examiners at https://newjersey.mylicense.com/verification/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Zachary Appelbaum, MD prescribe under Medicare Part D?
In 2024, Zachary Appelbaum, MD had 126 Medicare Part D claims for 45 beneficiaries; the average among nephrology physician prescribers was 1,465. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.